DataPlow SAN File System

The SAN File System (SFS) is a high-performance, clustered file system created by the company DataPlow. SFS enables fast access to shared files located on shared, storage area network (SAN)-attached storage devices. SFS utilizes the high-speed, scalable data transfers inherent to storage area networks and is a general-purpose file system for a wide variety of environments, including scientific computing, finance, healthcare, entertainment, defense, broadcast, and aerospace.

Platforms
It is supported on Linux, Solaris, OS X, and Windows.

Supports all SAN-based, block-level storage protocols including Fibre Channel and iSCSI.

Features and specifications
Interoperability


 * Supports NFS and CIFS/Samba file serving
 * Supports virtual machine software: Microsoft, VMWare, and Zen
 * Supports all major backup software
 * SAN features: virtualization, zoning, snapshots, mirroring, and redundant network connections

Security
 * High security mode
 * UNIX: POSIX compliant permissions
 * Windows: Access control lists (ACLs)

Specifications
 * ASCII, UNICODE, and UTF-8 filename character encoding
 * Supports binary executables
 * User-level (Advisory) record locking
 * Journaling for fast recovery
 * Extent addressable storage minimizes fragmentation
 * UNIX: Volume attaches to mount-point
 * Windows: Volume attaches to drive letter
 * Buffered, synchronous, asynchronous, direct, and memory mapped I/O

Limits


 * 255 character filename length
 * Unlimited pathname length
 * 8 Exabyte file size
 * 64 Exabyte volume size